Clamshell hair brush



FIG. 1 is a top plan view of a clamshell hair brush according to my newdesign;

FIG. 2 is a right side plan view of the clamshell hair brush shown inFIG. 1, where the left side view is essentially the same; and,

FIG. 3 is a bottom planview of the clamshell hair brush shown in FIG. 1.

CLAIM The ornamental design of a clamshell hair brush, as shown anddescribed.